Physiological Marker Interface for Ultrasound Structure Definition
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Solution Overview
Problem
Medical imaging systems, particularly ultrasound imaging systems, face challenges in identifying and quantifying physiological structures due to the lack of expertise in their analysis subsystems, making them complex and cumbersome to use for obtaining diagnostic data.
Innovation Solution
A user interface system that includes image acquisition circuitry, a display, and a processor with a user interface program that displays physiological markers, allowing operators to adjust these markers through control inputs, aiding in the definition and quantification of physiological structures like the ventricle and heart valves, thereby simplifying the analysis process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual input is used to define physiological structures without any initial guidance, then the accuracy of structure identification is improved, but the time and complexity of the analysis process increases
Solution Approach 1:
The M&A subsystem performs preliminary automated identification of physiological structures and events before the doctor reviews them. The system pre-processes the images to propose structure definitions, which the doctor can then verify or adjust, rather than requiring the doctor to manually define everything from scratch.
Solution Approach 2:
The user interface acts as an intermediary between the automated M&A subsystem and the doctor. It presents the automated results in a simplified format and provides tools for easy adjustment, mediating between the system's automated capabilities and the doctor's expertise to achieve both speed and accuracy.
2Productivity
If the M&A subsystem is made more sophisticated to automatically identify physiological structures, then the time required for analysis is reduced, but the complexity and difficulty of using the system increases
Solution Approach 1:
The complexity of the M&A subsystem is extracted and separated from the user interface. The sophisticated analysis functions remain in the background while the user interface presents simplified controls and results, allowing the system to be powerful without being difficult to use.
Solution Approach 2:
The system creates simplified representations or copies of the complex physiological data through visual markers and annotations on the display. These visual copies make the complex information easier to understand and interact with without requiring the user to comprehend the underlying complexity.
3Ease of operation
If the M&A subsystem is designed to be simple and easy to use, then the ease of operation is improved, but the capability to accurately identify physiological structures decreases
Solution Approach 1:
The M&A subsystem performs self-service by automatically identifying physiological structures and events without requiring extensive manual input from the doctor. The system independently analyzes the images and provides results that the doctor can review, reducing the operational burden while maintaining accuracy through automated expertise.
Data Source
AI summary
A medical imaging system includes image acquisition circuitry, a display, and a processor coupled to the image acquisition circuitry and the display. In addition, a memory is coupled to the processor and stores a user interface program that causes the processor to display a physiological marker on the display, receive a control input directed to the physiological marker; and adjust the physiological marker in response to the control input.


